National Starbucks Day 2024 Theme. National starbucks day is a day when people across the united states come together to celebrate their love for starbucks coffee. The number one coffee brand in the u.s.

Is not known for its promotions, but this year starbucks is celebrating national coffee day in a big way. 29 and 30, matto is celebrating national coffee day by offering any coffee on their $3 menu for free, only through its app.